ROCKFORD - The parent company of the Rockford Register Star is back on the New York Stock Exchange and back on the Register Star's Star 60 stock index.

New Media Investment Group was successfully spun off from Newcastle Investment Group, and its stock is being traded on the New York Stock Exchange under the symbol NEWM.

New Media Investment Group, through its subsidiaries GateHouse Media and Local Media Group, owns more than 435 newspapers, including the Register Star and the Freeport Journal-Standard, 350 related websites and a digital marketing services business.

The Register Star and Journal-Standard remain in the GateHouse Media stable.